8771240

素因数分解:

$2^3\times 5^1\times {\mathrm{219281}}^1$

素因数の和:219292

約数の個数: 16

約数和(自身を含む): 19735380

約数和(自身を除く): 10964140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 219281, 438562, 877124, 1096405, 1754248, 2192810, 4385620, 8771240]

約数ペア:

[(1, 8771240), (2, 4385620), (4, 2192810), (5, 1754248), (8, 1096405), (10, 877124), (20, 438562), (40, 219281)]